Computer Science Final

After receiving an email from what appeared to be your bank, why did you become suspicious that this was a phishing email?

It contained typos and other grammatical errors.

Why is the date a file was modified useful?

It identifies the most recent version.

Isabel received a message on her computer that appeared to be from the FBI. It informed her that her computer has been locked and she would need to pay a fee to retrieve her data. How would you describe what is happening?

It is most likely ransomware because it is telling her she has to verify payment information to unlock her computer.

Before going into space, astronauts spend many hours training on flight simulators allowing them to learn how to fly without life and death consequences. How would you describe the technology the flight simulator is using?

It is using virtual reality.

What would happen if you tried to open a file created in one app in a different app?

It will not open.

Aaron has started a food blog on which he wants to post his recipes. He wants to place a good quality image that corresponds to each cooking step. Which file format should he use so that users do not experience a lag in loading of the website because of high-quality images?

JPEG

What coding language makes a webpage interactive?

JavaScript

In terms of privacy, which of the following is a best practice?

Keeping your Social Security number hidden in a locked box in your home

Steve has built an online shopping website and he would like to increase his website ranking in the search results. You are his consultant. Which of the following would you recommend for him to help achieve his goal?

Link his website to other popular websites

Which of the following operating systems would allow a user to add functionality and sell or give away their versions?

Linux

Logan is considering web app development as a career option. Which of the following languages does he not need to master?

Logo

Jamie plans to sell his pottery designs through his website. If he also wants to launch a mobile app to reach more people, which type of app should he launch?

M-commerce app

Which of the following statements is true about public networks?

Many public networks are not secure.

What internal device does a computer use to connect to a wired or a wireless network?

Network interface card

If you delete a shortcut from your desktop, have you also deleted the original file?

No, because a shortcut does not place the actual file, folder, or app on the desktop.

Amanda is used to buying clothes from physical stores. Her friend, Stuart, prefers online shopping and wants to persuade her to shop online as well. Which of the following arguments can Stuart make to convince Amanda without painting a false picture?

One can shop online even if the weather is bad or if a specific store is closed.

After creating a webpage with HTML code, what do you need to do so that others can access it on the Internet?

Publish to a web server

Sharon wants to find out the server address of the URL of a webpage that she was routed to while using her school website http://www.blissfieldschools.us/students/technologyresources/ What should she do?

Read the name of the website of her school in the URL

A software development team was asked to release a banking app by a certain date. The app is vast with high security access controls and multiple other features. The team could not meet the deadline with all of the features in it. Which of the following options is the best possible way to troubleshoot this scenario?

Release an initial stable version with important features prioritized, and then add features as upgrades.

What technology is being used when you are sent an email saying you can track your package?

Scan code

A friend of Muna's suggested a website that she can use to download music. How should she check if the website is secure?

She should check whether the URL of the website starts with "http" or "https."

What performance specification does 2 GHz refer to?

Speed at which the processor executes instructions

In a _____ network, each device on the network is attached to a central server. If the server fails, then the other devices will be unable to communicate, but if a connected device fails, then all other devices will still be able to communicate.

Star

Daniella mailed a package to her brother three days ago. She wants to see if it has arrived yet. What technology will enable her to track her package?

The code on the package that is scanned at each leg of the journey.

As you consider the different methods of sharing files, which of the following is a disadvantage of cloud computing?

The inability to access your files if you lose your Internet connection.

You are describing the boot process to a friend and get to the step where the device loads the operating files into RAM, including the kernel. Your friend starts to laugh because she was not aware that there were kernels in her computer. What do you tell her?

The kernel is the core of an operating system that manages memory, runs programs, and assigns resources.

What is uptime?

The measure of a web host's reliability

How do advertisers use data to know which products would most likely appeal to you?

They track your Facebook and Instagram posts and "likes."

How is an executable file different from a data file?

Unlike a data file, you cannot open and read executable files.

How is streaming of video or audio different from downloading it?

Unlike streamed content, downloaded content is stored on the computer.

___________ might include additional features not available in the version you currently are running. They are new releases of the program or app, and may require an additional fee to enable the program to install.

Upgrades

Akira has trouble reading what is on the computer screen and sometimes seeing pictures on websites. As her friend, you explain there are technologies available to help her. Describe what technology she might use.

Use a screen reader to read aloud webpages and documents.

Rob is planning his housewarming party. He wants to design an invitation and personalize it for each invitee. These are the things he needs to do:Create a list of invitees;Design the card; andPersonalize the card.How should he go about the task?

Use a word processor for step 1, graphics software for step 2, and a mail merge for step 3.

Sammy created a new logo for his client to be used on the company website as well as office stationary. However, it became an almost invisible blur when it was enlarged to use on a billboard ad. Now Sammy needs to redo the logo. What should he do to avoid this in future?

Use vector images because they retain their clarity even when enlarged or shrunk.

To protect confidential company information from hackers while at a work conference, you must be sure to use which of the following networks when accessing the Internet at a hotel?

Virtual private network

Alice went to a movie theater where she was given special headsets with eyeglasses to watch the movie. Her experience was so immersive that she felt almost no barrier between herself and the media. Which of the following digital media could she have been experiencing?

Virtual reality

What device do e-learning applications usually use to help users with visual impairment read digital content?

Voice synthesizer

Which of the following devices can be used to advance slides without having to click a button on the laptop?

Wireless remote control

Amelie lists her dishwasher for sale on eBay. Ryan, who lives in another city, bids for the best price and uses his credit card to pay for the dishwasher. Is this transaction an example of e-commerce?

Yes; it is a business transaction on a consumer-to-consumer website.

A(n) _____ contains the instructions your computer or device needs to run programs and apps.

executable file

If you have a file that has billions of bytes of data, then it would be measured in _____.

gigabytes

The local community college want to increase its online offerings. To do so, the college will most likely need to purchase a(n) ______.

learning management system (LMS)

Which of the following is a characteristic of a strong password?

letters, numbers, and symbols

In order for your router to access Internet connections, it must be connected to a _____.

modem

What hardware is essential to creating a home Wi-Fi network?

router

A video that is shared millions of times over social media in a short period of time is termed to be ____________ .

viral

When you compress a file, it is called _____

zipping

Martha has been appointed as the Data Security Manager of her organization. The company wants her to have a customized app created that can be used to remove viruses from the infected systems without connecting to the network. What type of app should she focus on getting developed?

A device management portable app

Samantha plans to self-publish her book on her website. She had asked a friend to design the cover of her book but he backed out at the last moment. Samantha now needs to design it herself. Which of the following apps should she use to complete this project?

A graphics app to design the cover page and place the desired text where needed

Jodi is travelling to San Francisco for a conference. She has stored her PowerPoint slides on Microsoft's web app. What could be of concern to her while presenting her slides?

A poor internet connection

How is a worm different from a Trojan?

A worm spreads through a network, whereas a Trojan hides inside another program.

Mateo is designing a diagram showing a water cycle that can extensively be used by various textbook publishers, and he wants to recover the costs he incurs designing it. At what stage will his intellectual property rights come into effect, which will necessitate users to pay him royalty?

As soon as the image exists in physical form

How will technology help people with disabilities become more transportation independent?

Automated vehicles will be developed.

In which format is data finally stored in computers?

Binary digits

Which of these is an optical medium of storage?

Blu-ray discs

Four students came across a photograph of a painting on the Internet that they wish to use in their respective reports. Who has best practiced the ethics of intellectual property rights in using it?

Clarence, who sent an email to the photographer and got his written approval, which he preserved. He mentioned the photographer's name in his report.

In a web app, where is data usually stored?

Cloud storage

Jason takes many photographs on his smartphone while on vacation in Italy.If Jason wants to access these pictures across multiple devices, including his computer, smartphone, and tablet, where should he store them?

Cloud storage

When Florence joins her father's construction business, she realizes all the transactions are still done and maintained on paper. What should she do to establish a system where any data can be looked up immediately and transparency can be maintained?

Create a database of company projects, customers and vendors.

If you want to use evidence found on computers, networks, and other devices to help solve crimes, then which of the following careers is a match for you?

Digital forensics

Remus is an art student who wants to start creating digital artwork on his computer. He wants to be able to create images that retain their quality in all sizes. Which type of app should he use?

Drawing app

Which of the following does a secure website use to safeguard transmitted information?

Encryption

Which term refers to the science that specifies the design and arrangement of items you use so you interact with the items efficiently and safely?

Ergonomics

What is the correct sequence of processing instructions in a machine cycle?

Fetch decode execute store

Nicholas updates his company's website to include a hyperlink to its event calendar on the homepage. What coding language does he use to insert the link?

HTML

Which of these hardware components can you use to store videos?

Hard drive

Alex needs to email his graduation certificate to a prospective employer. He has only physical copies of the certificate. What device could he use to perform the task?

He should use a scanner, which would convert an image into an electronic file.

Sophia is putting together a training manual for her new batch of employees. Which of the following features can she use to add a document title at the top of each page?

Header and Footer

Which technology device could be used to view a patient's internal organs?

Ingestible camera

__________________ refers to unique and original works, such as ideas, inventions, art, writings, processes, company and product names, and logos.

Intellectual property

Where on a computer is the operating system generally stored?

Internal hard drive

What determines the speed at which data travels?

Bus width

Knowing that more people view webpages on their smartphones than on desktop or laptop computers, how would you design your website?

With responsive design

A feature to identify a picture's geographical location is known as _________________.

geotagging

Which of the following would most likely be a static website?

A historical facts page

Benny is writing a research paper on a specific method of farming. He really admires the methods used by one farmer, who is also a published author, and wants to use his explanations in his research paper. How can Benny ensure he doesn't plagiarize?

Add a formal citation and use the farmer's explanation in his paper.

Which company was the first to develop personal computers?

Apple

Which of the following refers to a condition in which the CPU performs well but the bus speed is slow?

Bottlenecking

What are the two important components of CPU that help in processing the input into output?

Control Unit and Arithmetic Logic Unit

What does a DSL modem use to send and receive digital data?

Copper telephone wiring

Why would you include a banner on your website?

It makes the website more easily identifiable to visitors.

You and your friend both send documents to the printer, but the printer can only print one document at a time. What does it do with the other document?

It places the document in a buffer.

How is a microprocessor different from an integrated circuit?

Microprocessors are faster, smaller and less expensive than integrated circuits.

Samir is really bad about naming his files in a meaningful way to reflect the content. As a result, he cannot easily find the last file he worked on and wastes time and energy recreating the document. How could you help him find the document he needs and eliminate all this extra work? (

how him how to look at the file properties, such as the date modified, which is updated each time he saves a document.

Christian wants his company's blog to be informative, have a search function, and allow user to leave comments. A dynamic website rather than a static website would be better for him because a dynamic website ______.

will allow user interaction